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Well, efficacy is whether it works or not... whether it has that capacity. Efficiency is not whether it works, but how well it works... how quickly, how many people have to be involved, etc. If you cut down the amount of time it takes or the amount of workers it takes, then you are improving efficiency.
Here are the links for the words on dictionary.com if you would like to investigate further:
http://dictionary.reference.com/browse/efficacy
http://dictionary.reference.com/browse/efficiency
AnswerEfficacy is defined as 'that which brings about the desired result'.Efficiency, in engineering terms, is defined as 'the ratio of a machine's output power to input power.
What else can I help you with?
What are synonyms of efficacious?
productive, efficient, effective
What are the words that mean the same as the word efficient?
Effective, effectual, efficacious, productive, industrious.
What is the other terms for efficient?
Efficient means, Being effective without wasting time or effort or expense Able to accomplish a purpose; functioning effectively The Related Terms are: Effective, Efficacious.
How do you write efficacious in a sentence?
That medicine is efficacious in treating a cold
What does efficacious mean?
The word efficacious means about the same as "effective" -- it means capable of having the intended result. Example: "A shotgun is efficacious in controlling wild rabbits." "For a simple cough, honey is often as efficacious as medicinal syrups."
What is the difference between efficient and effective utilization?
Efficient is somethings that we do with a good arrangement in terms of time, capability, skills and knowledge. For example, that company is efficient in organizing a seminar.
What is the difference between the efficient market hypothesis the fractal market hypothesis and the coherent market hypothesis?
0 what are characteristics of efficient market hypothesis?
How can you use efficacious in a sentence?
(Capable of having a desired effect or result, effective.)"The medicine is efficacious in stopping a cough.""The farmers were looking for a chemical that would be efficacious against the corn fungus."
What is the difference between effective management and efficient management?
The effective management fires for the slightest infraction; the efficient management cuts pay at every opportunity.
Is there any environmental impact difference between front load dryers and the top loading kind?
No, this will not make an environmental difference. What you'll really want to look at is how efficient the dryers are. The more efficient they are, the smaller impact they will have on the environment.
What is the difference between T12 and T8 fluorescent light bulbs?
The main difference between T12 and T8 fluorescent light bulbs is their size and energy efficiency. T12 bulbs are larger and less energy efficient compared to T8 bulbs, which are smaller and more energy efficient.
What is the difference between sufficient and efficient?
Efficient: being effective without wasting time or effort or expense; "an efficient production manager"; "efficient engines save gas" Sufficient:of a quantity that can fulfill a need or requirement but without being abundant; "sufficient food"
